Who I Am
- Second-generation Dominican-American
- Senior Software Engineer at Microsoft
- Columbia Engineering Class of 2019
- B.S. in Computer Science
Stuff I've Done
cs3157
January 2017–May 2019Technologies Used: C, Bash, C++, Adobe Audition & Premiere
- Served as a course assistant from Spring 2017 to Spring 2018, and as co-head teaching assistant from Fall 2018 to Spring 2019
- Led teams of up to 15 other TAs and delegated tasks to them
- Improved parts of the course's semi-automated submission testing infrastructure, which was written in Bash
- Produced and co-hosted a YouTube channel with video reviews of lecture content
Spring 2017 Fall 2017 sec. 1 Fall 2017 sec. 2 Spring 2018 Fall 2018 sec. 1 Fall 2018 sec. 2 Spring 2019
Course projects
Fall 2015–Spring 2019Notable group projects I've worked on as an undergraduate student include:
- autoMATic, a matrix manipulation language written in OCaml and LLVM
- A machine learning library for C++ using the WG21 concepts draft
- A weighted round-robin CPU scheduler for the Linux kernel to optimize Android app startup time
- An FPGA implementation of an RCA 1802 CPU written in SystemVerilog
- An HTTP/1.0 server written in C
SC4Fix
December 2015; January 2018Technologies Used: C, C++, x86 Assembly
- Used Ollydbg to debug a reproducible null dereference crash in the game SimCity 4
- Reverse engineered parts of the game to fix a serialization bug that would corrupt save files
gzcom-dll
June 2012–presentTechnologies Used: C, C++
- Obtained reference code for parts of SimCity 4's COM framework
- Reverse engineered other parts of the framework to create a functional COM module
- Documented structures in the game's API for potential developers
TinCam
April 2016Technologies Used: Python, Raspberry Pi, Dropbox API
- Best Hardware Hack at HackNY's Spring 2016 hackathon
- Created a threaded Python program for capturing picture streams and video
- Configured a Pi A+ to roam open Wi-Fi networks to be able to upload most of the time
- Experimental Twitch streaming implemented for kicks
VBoxManager
February 2016Technologies Used: Python, Flask, SQLite, VirtualBox CLI
- Inspired by xkcd comic #350
- Used Python 2.x and avast! antivirus on images to track when a machine is infected
- Used shared folders to automatically execute malware samples and model infections
- Wrote a frontend using Flask to display state of machines and infections